Compare towns
Griswold vs Killingly vs Hamden vs Plymouth
Cost, people, housing, commute and schools, side by side, each benchmarked against Connecticut.
What stands out worked out from the figures below
Griswold has the oldest population (median age 48.1).
Killingly has the most kids (19.8% under 18).
Hamden has the shortest commute (22 min average).
Plymouth has the most homeowners (76.7%).
What matters to you?
Pick a few. We’ll pull those rows to the top and mark which town comes out ahead on each. There’s no overall score: what matters is up to you.
| Measure | Griswold | Killingly | Hamden | Plymouth |
|---|---|---|---|---|
| Your priorities | ||||
| People | ||||
| Population | 11,530Lowest |
17,867 |
61,045Highest |
11,746 |
| Median age | 48.1±3.9Highest 17% above CT |
39.5±3 4% below CT |
38.7±0.9Lowest 6% below CT |
44.6±2.8 9% above CT |
| Griswold and Plymouth are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Kids under 18 | 18.5%±3.7 CT: 20.2% |
19.8%±2.3Highest CT: 20.2% |
17%±1.5Lowest CT: 20.2% |
17.6%±2.5 CT: 20.2% |
| Killingly and Griswold are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Age 65+ | 17.8%±3.5Lowest CT: 18.5% |
19.7%±2.4Highest CT: 18.5% |
18.1%±1.3 CT: 18.5% |
18.9%±2.4 CT: 18.5% |
| Killingly and Plymouth are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Bachelor’s degree+adults 25+ | 19.9%Lowest CT: 42.5% |
22.9% CT: 42.5% |
47.8%Highest CT: 42.5% |
29.3% CT: 42.5% |
| Enrolled in collegeshare of residents | 1.8%±1.1Lowest CT: 7.1% |
5.4%±1.9 CT: 7.1% |
15%±1.1Highest CT: 7.1% |
4.7%±1.6 CT: 7.1% |
| Cost of living | ||||
| Household incomemedian | $78,719±$11kLowest 18% below CT |
$84,350±$8k 12% below CT |
$98,306±$7kHighest about the CT average |
$94,514±$14k about the CT average |
| Hamden and Plymouth are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Home valuemedian, owner-occupied | $275,900±$42k 25% below CT |
$288,600±$15k 21% below CT |
$298,200±$9kHighest 19% below CT |
$275,000±$14kLowest 25% below CT |
| Hamden and Killingly are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Rentmedian gross, monthly | $1,177±$65 21% below CT |
$1,044±$141Lowest 30% below CT |
$1,746±$50Highest 17% above CT |
$1,276±$132 14% below CT |
| Property taxmedian, yearly | $4,628 30% below CT |
$3,922Lowest 41% below CT |
$7,784Highest 17% above CT |
$5,819 12% below CT |
| Renters paying 30%+of income on rent | 57.5%±15.5 CT: 52.6% |
42.8%±10.9Lowest CT: 52.6% |
50.9%±5.4 CT: 52.6% |
57.9%±26.1Highest CT: 52.6% |
| Plymouth and Griswold are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Below poverty line | 7.6%Lowest CT: 10% |
11.4%Highest CT: 10% |
9.3% CT: 10% |
8.5% CT: 10% |
| Housing | ||||
| Homeownersof occupied homes | 73.3% CT: 66.5% |
71.6% CT: 66.5% |
62.4%Lowest CT: 66.5% |
76.7%Highest CT: 66.5% |
| Typical home builtmedian year | 1977Highest 10 yrs newer than CT |
1968 1 yr newer than CT |
1964Lowest 3 yrs older than CT |
1965 2 yrs older than CT |
| Getting to work | ||||
| Average commuteone way | 31 minHighest 17% above CT |
28 min 5% above CT |
22 minLowest 18% below CT |
29 min 8% above CT |
| Work from home | 9%±3.6Lowest CT: 16% |
11.1%±2.3 CT: 16% |
16.3%±2.1Highest CT: 16% |
13.4%±5.1 CT: 16% |
| Hamden and Plymouth are within the Census margin of error here, so we can’t say which is really higher. | ||||
| Schools | ||||
| Public school scoresrank in state, math + reading | #118 of 149 in CT | #136 of 149 in CT | #122 of 149 in CT | #86 of 149 in CT |
| School district | Griswold School District | Connecticut Technical Education and Career System · Eastern Connecticut Regional Educational Service Center (EAS | Connecticut Technical Education and Career System · Area Cooperative Educational Services | Plymouth School District |
| High school in town | Griswold High School | Killingly High School | Hamden High School | Terryville High School |
| Students per teacherat that high school | 11.5 |
11.1 |
13.5Highest |
10.7Lowest |
| On TownTapestry | ||||
| Old photos in History | None yet | None yet | None yet | 6 photos → |
CT average · Sources: U.S. Census Bureau, American Community Survey 5-year estimates 2020–2024; 2010 & 2020 decennial census; NCES Common Core of Data. “±” is the Census margin of error. Property tax is top-coded by the Census at $10,000+. School rank compares math and reading proficiency against the state average.



